Finding the Fourth Proportional to 894,173.37, 1,341,850.92 and 420,994.05
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Solution
The fourth proportional to 894,173.37, 1,341,850.92 and 420,994.05 is: 631,769.27
Step by Step Solution
- Step 1: Write the proportion equation
894,173.37 : 1,341,850.92 = 420,994.05 : x - Step 2: Convert to fraction form
894,173.37/1,341,850.92 = 420,994.05/x - Step 3: Cross multiply
894,173.37x = 1,341,850.92 × 420,994.05 - Step 4: Simplify right side
894,173.37x = 564,911,253,307.03 - Step 5: Solve for x
x = 564,911,253,307.03/894,173.37 - Step 6: Final answer
x = 631,769.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.